BERTHOLD TECHNOLOGIES LB4710-050, User Manual

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Chapter 15 Technical Drawings
Mini-Switch LB 471
132
Shielding LB 744X with Pneumatic Shutter
A pneumatic shutter device is available as an option to remote-control the shutter mechanism.
The pneumatic shutter is also available with limit switch for position feedback, in different ver-
sions (see table below: Limit switch unit).
N ap-
prox. Type
390 LB 7440 F CR
LB 7440 D CR
LB 7440 FE CR
LB 7440 DE CR
460 LB 7442 F CR
LB 7442 D CR
LB 7442 FE CR
LB 7442 DE CR
570 LB 7444 CR
ID No.
No. Description
36119 Pneumatic locking drive with limit switch IP 65
80919 Pneumatic locking drive with limit switch, Ex de IIC T6
Data for pneumatic locking drive
Compressed air:
min. 4 x 105 Pa (4 bar)
max. 4 x 105 Pa (7 bar)
connection: G 1/8
Air quality: Clean, as usual for compressed air-tools,
oil-free
Temperature range: -20°C … +80°C
Limit switch unit
Options for signaling OPEN / CLOSED
Option I:
IP 65 2 contact (OPEN/CLOSED) 48 V DC, 1A
Option II:
2 contact (OPEN/CLOSED) max. 250 V AC, 1A,
Protection type of micro limit switch: EEx d IIC T6
Case protection type: EEx e II T6
Option III: 2 proximity switches for intrinsically safe feeding